Clean up lots of models.

app/Models/TransactionGroup.php

@@ -1,46 +0,0 @@
-<?php
-/**
- * TransactionGroup.php
- * Copyright (C) 2016 thegrumpydictator@gmail.com
- *
- * This software may be modified and distributed under the terms of the
- * Creative Commons Attribution-ShareAlike 4.0 International License.
- *
- * See the LICENSE file for details.
- */
-
-declare(strict_types = 1);
-
-namespace FireflyIII\Models;
-
-use Illuminate\Database\Eloquent\Model;
-use Illuminate\Database\Eloquent\SoftDeletes;
-
-/**
- * Class TransactionGroup
- *
- * @package FireflyIII\Models
- */
-class TransactionGroup extends Model
-{
-    use SoftDeletes;
-
-    protected $dates = ['created_at', 'updated_at', 'deleted_at'];
-
-    /**
-     * @return \Illuminate\Database\Eloquent\Relations\BelongsToMany
-     */
-    public function transactionJournals()
-    {
-        return $this->belongsToMany('FireflyIII\Models\TransactionJournal');
-    }
-
-    /**
-     * @return \Illuminate\Database\Eloquent\Relations\BelongsTo
-     */
-    public function user()
-    {
-        return $this->belongsTo('FireflyIII\User');
-    }
-
-}